Update classManager.js

classManager.js

@@ -4,7 +4,20 @@ const xlsx = require('xlsx');
 const pool = require('../db');
 
 const classManager = {
-    addClass: (req, res) => {
+    addClass: async (req, res) => {
+        // 创建students表的SQL语句
+        const createTableQuery = `
+        CREATE TABLE IF NOT EXISTS students (
+            student_id INT AUTO_INCREMENT PRIMARY KEY,
+            student_name VARCHAR(255) NOT NULL,
+            score DECIMAL(5, 2),
+            call_count INT DEFAULT 0
+        );
+        `;
+        try {
+            // 先创建表
+            await pool.query(createTableQuery);
+
             const filePath = req.file.path;
 
             // 读取并解析Excel文件
@@ -15,7 +28,7 @@ const classManager = {
             const students = xlsx.utils.sheet_to_json(worksheet);
 
             // 定义所需的字段
-        const requiredFields = [ 'student_id', 'student_name'];
+            const requiredFields = ['student_id','student_name'];
             let hasError = false;
 
             students.forEach(student => {
@@ -42,6 +55,10 @@ const classManager = {
             } else {
                 res.status(200).json({ message: 'Class added successfully!' });
             }
+        } catch (err) {
+            console.error('Error creating students table:', err);
+            res.status(500).json({ message: 'Error creating table during class addition.' });
+        }
     }
 };